source: Dev/trunk/src/client/dojox/app/utils/nls.js

define(["require", "dojo/Deferred"],  function(require, Deferred){
        return function(/*Object*/ config, /*Object*/ parent){
                // summary:
                //              nsl is called to create to load the nls all for the app, or for a view.
                // config: Object
                //              The section of the config for this view or for the app.
                // parent: Object
                //              The parent of this view or the app itself, so that models from the parent will be
                //              available to the view.
                var path = config.nls;
                if(path){
                        var nlsDef = new Deferred();
                        var requireSignal;
                        try{
                                var loadFile = path;
                                var index = loadFile.indexOf("./");
                                if(index >= 0){
                                        loadFile = path.substring(index+2);
                                }
                                requireSignal = require.on("error", function(error){
                                        if (nlsDef.isResolved() || nlsDef.isRejected()) {
                                                return;
                                        }
                                        if(error.info[0] && (error.info[0].indexOf(loadFile)>= 0)){
                                                nlsDef.resolve(false);
                                                requireSignal.remove();
                                        }
                                });

                                if(path.indexOf("./") == 0){
                                        path = "app/"+path;
                                }

                                require(["dojo/i18n!"+path], function(nls){
                                        nlsDef.resolve(nls);
                                        requireSignal.remove();
                                });
                        }catch(e){
                                nlsDef.reject(e);
                                if(requireSignal){
                                        requireSignal.remove();
                                }
                        }
                        return nlsDef;
                }else{
                        return false;
                }
        };
});